package lab04.test04;

/**
 * Created by dell on 2017/12/20.
 */
public class Test04 extends Thread{
    public void run() {

        while (true) {
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            for (int i = 5; i > 0; i--) {
                System.out.println(i);
            }
        }
    }
}
